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Residential Electrician Exam 4 Questions and answers | Latest 2024/25 RATED A+
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Residential Electrician Exam 4 Questions and answers | Latest 2024/25 RATED A+
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Residential Electrician Exam 4Questions and answers | Latest 2024/25
RATED A+
When a single branch-circuit with an equipment grounding conductor is supplying a
detached garage from a house, what, if any, additional grounding electrode(s) is/are
required at the garage?
a) A ground rod and underground metal water pipe.
b) A metal underground water pipe only.
c) A metal underground water pipe and building steel, if available.
d) No additional electrodes are required. - D: No additional electrodes are required.
Ref: 250.32(A), Ex.
The point of attachment of a service drop to a residence where the voltage is 120 volts
to ground is required to be at LEAST _____ above grade.
a) 8 feet
b) 10 feet
c) 12 feet
d) 15 feet - B: 10 feet
Ref: 230.26
The branch-circuit overcurrent protection device shall be permitted to serve as the
disconnecting means for stationary motors rated NOT greater than _____ horsepower.
a) 2
b) 1
c) 1⁄ 2
d) 1⁄ 8 - D: 1⁄ 8
Ref: 430.109(B)
When installing an overhead service using a rigid metal conduit (RMC) mast for the
support of the service-drop conductors, the mast shall be of adequate strength or be
_____ to withstand safely the strain imposed by the service drop.
a) at least 2 inches in diameter
b) a minimum of 3 inches in diameter
c) supported by braces or guys
d) less than 4 feet in length - C: supported by braces or guys
Ref: 230.28
When wall switches are installed in the same room with a spa or hot tub, the MINIMUM
distance from the switches to the inside wall of the hot tub or spa shall be _____.
a) 5 feet
b) 10 feet
c) 15 feet
, d) 18 feet - A: 5 feet
Ref: 680.43(C)
All 15- and 20-ampere, single-phase, 125-volt receptacle outlets located at LEAST
_____ from the inside walls of a swimming pool shall be provided with GFCI protection.
a) 10 feet
b) 15 feet
c) 20 feet
II II
d) 25 feet - C: 20 feet
II II II II II II II II
Ref: 680.22(A)(4) II
A luminaire shall be supported independently of the outlet box when it weighs more than
II II II II II II II II II II II II II II II
_____ pounds, unless the outlet box is listed for the weight to be supported.
II II II II II II II II II II II II II II
a) 6 II
b) 25 II
c) 35 II
d) 50 - D: 50
II II II II II II
Ref: 314.27(B) II
Of the following listed connectors, which type is prohibited for connection of a grounding
II II II II II II II II II II II II II II
conductor to enclosures?
II II II
a) sheet metal screws
II II II
b) pressure connectors
II II
c) clamps
II
d) lugs - A: sheet metal screws
II II II II II II II II
Ref: 250.8 II
A ground rod is required to be driven a MINIMUM depth of _____ feet into the soil.
II II II II II II II II II II II II II II II II II
a) 4 II
b) 6 II
c) 8 II
d) 10 - C: 8
II II II II II II
Ref: 250.53(G) II
Receptacle outlets are permitted to be installed directly over a bathtub or shower stall
II II II II II II II II II II II II II II
_____.
II
a) if the outlet has a weatherproof cover
II II II II II II II
b) if the outlet is GFCI protected
II II II II II II
c) if the outlet has a weatherproof cover and is GFCI protected
II II II II II II II II II II II
d) never - D: never
II II II II II II
Ref: 406.8(C) II
Receptacle outlets installed in the _____ position in countertops are prohibited.
II II II II II II II II II II II
a) vertical
II
b) horizontal
II
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